Hair elastic



FIG. 1 is a perspective view of a hair elastic showing my new design;

FIG. 2 is a top view of the hair elastic;

FIG. 3 is a bottom view of the hair elastic;

FIG. 4 is a front elevational view of the hair elastic;

FIG. 5 is a rear elevational view of the hair elastic;

FIG. 6 is a first side elevational view of the hair elastic; and,

FIG. 7 is a second side elevational view of the hair elastic. 

CLAIM The ornamental design for a hair elastic, as shown and described. 